Vue3 uses webpack bundle analyzer to analyze package files

1, install
NPM install -- save-dev webpack-bundle-analyzer
2, configure

// 引入分析包文件
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;

	// 开发生产共同配置
      new BundleAnalyzerPlugin({
        analyzerMode: 'server',
        analyzerHost: '',
        analyzerPort: 8888,
        reportFilename: 'report.html',
        defaultSizes: 'parsed',
        openAnalyzer: true,
        generateStatsFile: false,
        statsFilename: 'stats.json',
        statsOptions: null,
        logLevel: 'info'

3, add

to scripts in package.json file

"analyz": "NODE_ENV=production npm_config_report=true npm run build"

4, just run, he will automatically open the analysis page

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